The advantage of soil nutrient fast measurement is that the speed and speed are low, and the accuracy of the test can fully meet the requirements of soil testing and fertilization. The core of the soil nutrient measuring instrument is to reduce the cost of soil testing. Due to the high co-----
Part of the summary of the Ministry of Agriculture's response to proposal No. 4515 (No. 390 of Agricultural Water Conservancy) at the Third Session of the Twelfth National Committee of the CPPCC, which mentioned that regarding the food quality and safety supervision and guarantee syste-----
During the "Thirteenth Five-Year Plan" period, the responsibility of "GDP and GDP per capita in 2020 and doubling the per capita income of urban and rural residents by 10,000" will be shouldered. China must build a well-off society in an all-round way, and economic development w-----
The rain test chamber or the oscillating rain test chamber and the box rain test chamber are generally designed according to the characteristics of the customer's inspection product, mainly the size and shape. For example, in the umbrella industry, because IPX3 rain test is to be done, IP t-----
On the 18th, it was learned from the Ministry of Commerce that the Ministry of Commerce and the State-owned Assets Supervision and Administration Commission jointly issued the "Opinions on Further Completing Industry Credit Evaluation Work" in recent days, proposing to speed up the establi-----
Hainan is located in the tropics. Since the summer of 2014, the Qiongzhong sericulture area has been quite different from the “hot and humid†weather that used to be customary. On the contrary, rare “high-temperature and dry†weather has appeared. In the heat of t-----
Recently, Eric Barth, an assistant professor of mechanical engineering at Vanderbilt University and David Comber, a graduate student in engineering, used 3D printing technology to develop a robot capable of performing delicate surgery. It is reported that this robotic robot will be demonstrated th-----